/****************************************************************************
 *
 * Copyright 2016 Samsung Electronics All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 *
 ****************************************************************************/

/**
 * \file oid.c
 *
 * \brief Object Identifier (OID) database
 *
 *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
 *  SPDX-License-Identifier: Apache-2.0
 *
 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
 *  not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  This file is part of mbed TLS (https://tls.mbed.org)
 */

#include "tls/config.h"

#if defined(MBEDTLS_OID_C)

#include "tls/oid.h"
#include "tls/rsa.h"

#include <stdio.h>
#include <string.h>

#if defined(MBEDTLS_PLATFORM_C)
#include "tls/platform.h"
#else
#define mbedtls_snprintf snprintf
#endif

#if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
#include "tls/x509.h"
#endif

/*
 * Macro to automatically add the size of #define'd OIDs
 */
#define ADD_LEN(s)      s, MBEDTLS_OID_SIZE(s)

/*
 * Macro to generate an internal function for oid_XXX_from_asn1() (used by
 * the other functions)
 */
#define FN_OID_TYPED_FROM_ASN1(TYPE_T, NAME, LIST)                        \
static const TYPE_T * oid_ ## NAME ## _from_asn1(const mbedtls_asn1_buf *oid)     \
{                                                                           \
const TYPE_T *p = LIST;                                                 \
const mbedtls_oid_descriptor_t *cur = (const mbedtls_oid_descriptor_t *)p;             \
if (p == NULL || oid == NULL) return (NULL);                          \
while (cur->asn1 != NULL) {                                            \
if (cur->asn1_len == oid->len &&                                    \
memcmp(cur->asn1, oid->p, oid->len) == 0) {                  \
return (p);                                                    \
}                                                                   \
p++;                                                                \
cur = (const mbedtls_oid_descriptor_t *)p;                                 \
}                                                                       \
return (NULL);                                                         \
}

/*
 * Macro to generate a function for retrieving a single attribute from the
 * descriptor of an mbedtls_oid_descriptor_t wrapper.
 */
#define FN_OID_GET_DESCRIPTOR_ATTR1(FN_NAME, TYPE_T, TYPE_NAME, ATTR1_TYPE, ATTR1) \
int FN_NAME(const mbedtls_asn1_buf *oid, ATTR1_TYPE * ATTR1)                  \
{                                                                       \
const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \
if (data == NULL) return(MBEDTLS_ERR_OID_NOT_FOUND);            \
*ATTR1 = data->descriptor.ATTR1;                                    \
return (0);                                                        \
}

/*
 * Macro to generate a function for retrieving a single attribute from an
 * mbedtls_oid_descriptor_t wrapper.
 */
#define FN_OID_GET_ATTR1(FN_NAME, TYPE_T, TYPE_NAME, ATTR1_TYPE, ATTR1) \
int FN_NAME(const mbedtls_asn1_buf *oid, ATTR1_TYPE * ATTR1)                  \
{                                                                       \
const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);        \
if (data == NULL) return (MBEDTLS_ERR_OID_NOT_FOUND);            \
*ATTR1 = data->ATTR1;                                               \
return (0);                                                        \
}

/*
 * Macro to generate a function for retrieving two attributes from an
 * mbedtls_oid_descriptor_t wrapper.
 */
#define FN_OID_GET_ATTR2(FN_NAME, TYPE_T, TYPE_NAME, ATTR1_TYPE, ATTR1,     \
ATTR2_TYPE, ATTR2)                                 \
int FN_NAME(const mbedtls_asn1_buf *oid, ATTR1_TYPE * ATTR1, ATTR2_TYPE * ATTR2)  \
{                                                                           \
const TYPE_T *data = oid_ ## TYPE_NAME ## _from_asn1(oid);            \
if (data == NULL) return (MBEDTLS_ERR_OID_NOT_FOUND);                \
*ATTR1 = data->ATTR1;                                                   \
*ATTR2 = data->ATTR2;                                                   \
return (0);                                                            \
}

/*
 * Macro to generate a function for retrieving the OID based on a single
 * attribute from a mbedtls_oid_descriptor_t wrapper.
 */
#define FN_OID_GET_OID_BY_ATTR1(FN_NAME, TYPE_T, LIST, ATTR1_TYPE, ATTR1)   \
int FN_NAME(ATTR1_TYPE ATTR1, const char **oid, size_t *olen)             \
{                                                                           \
const TYPE_T *cur = LIST;                                               \
while (cur->descriptor.asn1 != NULL) {                                 \
if (cur->ATTR1 == ATTR1) {                                         \
*oid = cur->descriptor.asn1;                                    \
*olen = cur->descriptor.asn1_len;                               \
return (0);                                                    \
}                                                                   \
cur++;                                                              \
}                                                                       \
return (MBEDTLS_ERR_OID_NOT_FOUND);                                   \
}

/*
 * Macro to generate a function for retrieving the OID based on two
 * attributes from a mbedtls_oid_descriptor_t wrapper.
 */
#define FN_OID_GET_OID_BY_ATTR2(FN_NAME, TYPE_T, LIST, ATTR1_TYPE, ATTR1,   \
ATTR2_TYPE, ATTR2)                          \
int FN_NAME(ATTR1_TYPE ATTR1, ATTR2_TYPE ATTR2, const char **oid ,         \
size_t *olen)                                                 \
{                                                                           \
const TYPE_T *cur = LIST;                                               \
while (cur->descriptor.asn1 != NULL) {                                 \
if (cur->ATTR1 == ATTR1 && cur->ATTR2 == ATTR2) {                  \
*oid = cur->descriptor.asn1;                                    \
*olen = cur->descriptor.asn1_len;                               \
return (0);                                                    \
}                                                                   \
cur++;                                                              \
}                                                                       \
return (MBEDTLS_ERR_OID_NOT_FOUND);                                   \
}

#if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
/*
 * For X520 attribute types
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	const char *short_name;
} oid_x520_attr_t;

static const oid_x520_attr_t oid_x520_attr_type[] = {
	{
		{ADD_LEN(MBEDTLS_OID_AT_CN), "id-at-commonName", "Common Name"},
		"CN",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_COUNTRY), "id-at-countryName", "Country"},
		"C",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_LOCALITY), "id-at-locality", "Locality"},
		"L",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_STATE), "id-at-state", "State"},
		"ST",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_ORGANIZATION), "id-at-organizationName", "Organization"},
		"O",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_ORG_UNIT), "id-at-organizationalUnitName", "Org Unit"},
		"OU",
	},
	{
		{ADD_LEN(MBEDTLS_OID_PKCS9_EMAIL), "emailAddress", "E-mail address"},
		"emailAddress",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_SERIAL_NUMBER), "id-at-serialNumber", "Serial number"},
		"serialNumber",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_POSTAL_ADDRESS), "id-at-postalAddress", "Postal address"},
		"postalAddress",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_POSTAL_CODE), "id-at-postalCode", "Postal code"},
		"postalCode",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_SUR_NAME), "id-at-surName", "Surname"},
		"SN",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_GIVEN_NAME), "id-at-givenName", "Given name"},
		"GN",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_INITIALS), "id-at-initials", "Initials"},
		"initials",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_GENERATION_QUALIFIER), "id-at-generationQualifier", "Generation qualifier"},
		"generationQualifier",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_TITLE), "id-at-title", "Title"},
		"title",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_DN_QUALIFIER), "id-at-dnQualifier", "Distinguished Name qualifier"},
		"dnQualifier",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_PSEUDONYM), "id-at-pseudonym", "Pseudonym"},
		"pseudonym",
	},
	{
		{ADD_LEN(MBEDTLS_OID_DOMAIN_COMPONENT), "id-domainComponent", "Domain component"},
		"DC",
	},
	{
		{ADD_LEN(MBEDTLS_OID_AT_UNIQUE_IDENTIFIER), "id-at-uniqueIdentifier", "Unique Identifier"},
		"uniqueIdentifier",
	},
	{
		{NULL, 0, NULL, NULL},
		NULL,
	}
};

FN_OID_TYPED_FROM_ASN1(oid_x520_attr_t, x520_attr, oid_x520_attr_type)
FN_OID_GET_ATTR1(mbedtls_oid_get_attr_short_name, oid_x520_attr_t, x520_attr, const char *, short_name)

/*
 * For X509 extensions
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	int ext_type;
} oid_x509_ext_t;

static const oid_x509_ext_t oid_x509_ext[] = {
	{
		{ADD_LEN(MBEDTLS_OID_BASIC_CONSTRAINTS), "id-ce-basicConstraints", "Basic Constraints"},
		MBEDTLS_X509_EXT_BASIC_CONSTRAINTS,
	},
	{
		{ADD_LEN(MBEDTLS_OID_KEY_USAGE), "id-ce-keyUsage", "Key Usage"},
		MBEDTLS_X509_EXT_KEY_USAGE,
	},
	{
		{ADD_LEN(MBEDTLS_OID_EXTENDED_KEY_USAGE), "id-ce-extKeyUsage", "Extended Key Usage"},
		MBEDTLS_X509_EXT_EXTENDED_KEY_USAGE,
	},
	{
		{ADD_LEN(MBEDTLS_OID_SUBJECT_ALT_NAME), "id-ce-subjectAltName", "Subject Alt Name"},
		MBEDTLS_X509_EXT_SUBJECT_ALT_NAME,
	},
	{
		{ADD_LEN(MBEDTLS_OID_NS_CERT_TYPE), "id-netscape-certtype", "Netscape Certificate Type"},
		MBEDTLS_X509_EXT_NS_CERT_TYPE,
	},
	{
		{NULL, 0, NULL, NULL},
		0,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_x509_ext_t, x509_ext, oid_x509_ext)
FN_OID_GET_ATTR1(mbedtls_oid_get_x509_ext_type, oid_x509_ext_t, x509_ext, int, ext_type)

static const mbedtls_oid_descriptor_t oid_ext_key_usage[] = {
	{ADD_LEN(MBEDTLS_OID_SERVER_AUTH), "id-kp-serverAuth", "TLS Web Server Authentication"},
	{ADD_LEN(MBEDTLS_OID_CLIENT_AUTH), "id-kp-clientAuth", "TLS Web Client Authentication"},
	{ADD_LEN(MBEDTLS_OID_CODE_SIGNING), "id-kp-codeSigning", "Code Signing"},
	{ADD_LEN(MBEDTLS_OID_EMAIL_PROTECTION), "id-kp-emailProtection", "E-mail Protection"},
	{ADD_LEN(MBEDTLS_OID_TIME_STAMPING), "id-kp-timeStamping", "Time Stamping"},
	{ADD_LEN(MBEDTLS_OID_OCSP_SIGNING), "id-kp-OCSPSigning", "OCSP Signing"},
	{NULL, 0, NULL, NULL},
};

FN_OID_TYPED_FROM_ASN1(mbedtls_oid_descriptor_t, ext_key_usage, oid_ext_key_usage)
FN_OID_GET_ATTR1(mbedtls_oid_get_extended_key_usage, mbedtls_oid_descriptor_t, ext_key_usage, const char *, description)
#endif							/* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
#if defined(MBEDTLS_MD_C)
/*
 * For SignatureAlgorithmIdentifier
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	mbedtls_md_type_t md_alg;
	mbedtls_pk_type_t pk_alg;
} oid_sig_alg_t;

static const oid_sig_alg_t oid_sig_alg[] = {
#if defined(MBEDTLS_RSA_C)
#if defined(MBEDTLS_MD2_C)
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_MD2), "md2WithRSAEncryption", "RSA with MD2"},
		MBEDTLS_MD_MD2, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_MD2_C */
#if defined(MBEDTLS_MD4_C)
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_MD4), "md4WithRSAEncryption", "RSA with MD4"},
		MBEDTLS_MD_MD4, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_MD4_C */
#if defined(MBEDTLS_MD5_C)
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_MD5), "md5WithRSAEncryption", "RSA with MD5"},
		MBEDTLS_MD_MD5, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_MD5_C */
#if defined(MBEDTLS_SHA1_C)
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_SHA1), "sha-1WithRSAEncryption", "RSA with SHA1"},
		MBEDTLS_MD_SHA1, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_SHA1_C */
#if defined(MBEDTLS_SHA256_C)
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_SHA224), "sha224WithRSAEncryption", "RSA with SHA-224"},
		MBEDTLS_MD_SHA224, MBEDTLS_PK_RSA,
	},
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_SHA256), "sha256WithRSAEncryption", "RSA with SHA-256"},
		MBEDTLS_MD_SHA256, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_SHA256_C */
#if defined(MBEDTLS_SHA512_C)
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_SHA384), "sha384WithRSAEncryption", "RSA with SHA-384"},
		MBEDTLS_MD_SHA384, MBEDTLS_PK_RSA,
	},
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_SHA512), "sha512WithRSAEncryption", "RSA with SHA-512"},
		MBEDTLS_MD_SHA512, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_SHA512_C */
#if defined(MBEDTLS_SHA1_C)
	{
		{ADD_LEN(MBEDTLS_OID_RSA_SHA_OBS), "sha-1WithRSAEncryption", "RSA with SHA1"},
		MBEDTLS_MD_SHA1, MBEDTLS_PK_RSA,
	},
#endif							/* MBEDTLS_SHA1_C */
#endif							/* MBEDTLS_RSA_C */
#if defined(MBEDTLS_ECDSA_C)
#if defined(MBEDTLS_SHA1_C)
	{
		{ADD_LEN(MBEDTLS_OID_ECDSA_SHA1), "ecdsa-with-SHA1", "ECDSA with SHA1"},
		MBEDTLS_MD_SHA1, MBEDTLS_PK_ECDSA,
	},
#endif							/* MBEDTLS_SHA1_C */
#if defined(MBEDTLS_SHA256_C)
	{
		{ADD_LEN(MBEDTLS_OID_ECDSA_SHA224), "ecdsa-with-SHA224", "ECDSA with SHA224"},
		MBEDTLS_MD_SHA224, MBEDTLS_PK_ECDSA,
	},
	{
		{ADD_LEN(MBEDTLS_OID_ECDSA_SHA256), "ecdsa-with-SHA256", "ECDSA with SHA256"},
		MBEDTLS_MD_SHA256, MBEDTLS_PK_ECDSA,
	},
#endif							/* MBEDTLS_SHA256_C */
#if defined(MBEDTLS_SHA512_C)
	{
		{ADD_LEN(MBEDTLS_OID_ECDSA_SHA384), "ecdsa-with-SHA384", "ECDSA with SHA384"},
		MBEDTLS_MD_SHA384, MBEDTLS_PK_ECDSA,
	},
	{
		{ADD_LEN(MBEDTLS_OID_ECDSA_SHA512), "ecdsa-with-SHA512", "ECDSA with SHA512"},
		MBEDTLS_MD_SHA512, MBEDTLS_PK_ECDSA,
	},
#endif							/* MBEDTLS_SHA512_C */
#endif							/* MBEDTLS_ECDSA_C */
#if defined(MBEDTLS_RSA_C)
	{
		{ADD_LEN(MBEDTLS_OID_RSASSA_PSS), "RSASSA-PSS", "RSASSA-PSS"},
		MBEDTLS_MD_NONE, MBEDTLS_PK_RSASSA_PSS,
	},
#endif							/* MBEDTLS_RSA_C */
	{
		{NULL, 0, NULL, NULL},
		MBEDTLS_MD_NONE, MBEDTLS_PK_NONE,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_sig_alg_t, sig_alg, oid_sig_alg)
FN_OID_GET_DESCRIPTOR_ATTR1(mbedtls_oid_get_sig_alg_desc, oid_sig_alg_t, sig_alg, const char *, description) FN_OID_GET_ATTR2(mbedtls_oid_get_sig_alg, oid_sig_alg_t, sig_alg, mbedtls_md_type_t, md_alg, mbedtls_pk_type_t, pk_alg) FN_OID_GET_OID_BY_ATTR2(mbedtls_oid_get_oid_by_sig_alg, oid_sig_alg_t, oid_sig_alg, mbedtls_pk_type_t, pk_alg, mbedtls_md_type_t, md_alg)
#endif							/* MBEDTLS_MD_C */
/*
 * For PublicKeyInfo (PKCS1, RFC 5480)
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	mbedtls_pk_type_t pk_alg;
} oid_pk_alg_t;

static const oid_pk_alg_t oid_pk_alg[] = {
	{
		{ADD_LEN(MBEDTLS_OID_PKCS1_RSA), "rsaEncryption", "RSA"},
		MBEDTLS_PK_RSA,
	},
	{
		{ADD_LEN(MBEDTLS_OID_EC_ALG_UNRESTRICTED), "id-ecPublicKey", "Generic EC key"},
		MBEDTLS_PK_ECKEY,
	},
	{
		{ADD_LEN(MBEDTLS_OID_EC_ALG_ECDH), "id-ecDH", "EC key for ECDH"},
		MBEDTLS_PK_ECKEY_DH,
	},
	{
		{NULL, 0, NULL, NULL},
		MBEDTLS_PK_NONE,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_pk_alg_t, pk_alg, oid_pk_alg)
FN_OID_GET_ATTR1(mbedtls_oid_get_pk_alg, oid_pk_alg_t, pk_alg, mbedtls_pk_type_t, pk_alg)
FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_pk_alg, oid_pk_alg_t, oid_pk_alg, mbedtls_pk_type_t, pk_alg)
#if defined(MBEDTLS_ECP_C)
/*
 * For namedCurve (RFC 5480)
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	mbedtls_ecp_group_id grp_id;
} oid_ecp_grp_t;

static const oid_ecp_grp_t oid_ecp_grp[] = {
#if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP192R1), "secp192r1", "secp192r1"},
		MBEDTLS_ECP_DP_SECP192R1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP192R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP224R1), "secp224r1", "secp224r1"},
		MBEDTLS_ECP_DP_SECP224R1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP224R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP256R1), "secp256r1", "secp256r1"},
		MBEDTLS_ECP_DP_SECP256R1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP256R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP384R1), "secp384r1", "secp384r1"},
		MBEDTLS_ECP_DP_SECP384R1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP384R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP521R1), "secp521r1", "secp521r1"},
		MBEDTLS_ECP_DP_SECP521R1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP521R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP192K1), "secp192k1", "secp192k1"},
		MBEDTLS_ECP_DP_SECP192K1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP192K1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP224K1), "secp224k1", "secp224k1"},
		MBEDTLS_ECP_DP_SECP224K1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP224K1_ENABLED */
#if defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_SECP256K1), "secp256k1", "secp256k1"},
		MBEDTLS_ECP_DP_SECP256K1,
	},
#endif							/* MBEDTLS_ECP_DP_SECP256K1_ENABLED */
#if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_BP256R1), "brainpoolP256r1", "brainpool256r1"},
		MBEDTLS_ECP_DP_BP256R1,
	},
#endif							/* MBEDTLS_ECP_DP_BP256R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_BP384R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_BP384R1), "brainpoolP384r1", "brainpool384r1"},
		MBEDTLS_ECP_DP_BP384R1,
	},
#endif							/* MBEDTLS_ECP_DP_BP384R1_ENABLED */
#if defined(MBEDTLS_ECP_DP_BP512R1_ENABLED)
	{
		{ADD_LEN(MBEDTLS_OID_EC_GRP_BP512R1), "brainpoolP512r1", "brainpool512r1"},
		MBEDTLS_ECP_DP_BP512R1,
	},
#endif							/* MBEDTLS_ECP_DP_BP512R1_ENABLED */
	{
		{NULL, 0, NULL, NULL},
		MBEDTLS_ECP_DP_NONE,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_ecp_grp_t, grp_id, oid_ecp_grp)
FN_OID_GET_ATTR1(mbedtls_oid_get_ec_grp, oid_ecp_grp_t, grp_id, mbedtls_ecp_group_id, grp_id)
FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_ec_grp, oid_ecp_grp_t, oid_ecp_grp, mbedtls_ecp_group_id, grp_id)
#endif							/* MBEDTLS_ECP_C */
#if defined(MBEDTLS_CIPHER_C)
/*
 * For PKCS#5 PBES2 encryption algorithm
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	mbedtls_cipher_type_t cipher_alg;
} oid_cipher_alg_t;

static const oid_cipher_alg_t oid_cipher_alg[] = {
	{
		{ADD_LEN(MBEDTLS_OID_DES_CBC), "desCBC", "DES-CBC"},
		MBEDTLS_CIPHER_DES_CBC,
	},
	{
		{ADD_LEN(MBEDTLS_OID_DES_EDE3_CBC), "des-ede3-cbc", "DES-EDE3-CBC"},
		MBEDTLS_CIPHER_DES_EDE3_CBC,
	},
	{
		{NULL, 0, NULL, NULL},
		MBEDTLS_CIPHER_NONE,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_cipher_alg_t, cipher_alg, oid_cipher_alg)
FN_OID_GET_ATTR1(mbedtls_oid_get_cipher_alg, oid_cipher_alg_t, cipher_alg, mbedtls_cipher_type_t, cipher_alg)
#endif							/* MBEDTLS_CIPHER_C */
#if defined(MBEDTLS_MD_C)
/*
 * For digestAlgorithm
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	mbedtls_md_type_t md_alg;
} oid_md_alg_t;

static const oid_md_alg_t oid_md_alg[] = {
#if defined(MBEDTLS_MD2_C)
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_MD2), "id-md2", "MD2"},
		MBEDTLS_MD_MD2,
	},
#endif							/* MBEDTLS_MD2_C */
#if defined(MBEDTLS_MD4_C)
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_MD4), "id-md4", "MD4"},
		MBEDTLS_MD_MD4,
	},
#endif							/* MBEDTLS_MD4_C */
#if defined(MBEDTLS_MD5_C)
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_MD5), "id-md5", "MD5"},
		MBEDTLS_MD_MD5,
	},
#endif							/* MBEDTLS_MD5_C */
#if defined(MBEDTLS_SHA1_C)
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA1), "id-sha1", "SHA-1"},
		MBEDTLS_MD_SHA1,
	},
#endif							/* MBEDTLS_SHA1_C */
#if defined(MBEDTLS_SHA256_C)
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA224), "id-sha224", "SHA-224"},
		MBEDTLS_MD_SHA224,
	},
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA256), "id-sha256", "SHA-256"},
		MBEDTLS_MD_SHA256,
	},
#endif							/* MBEDTLS_SHA256_C */
#if defined(MBEDTLS_SHA512_C)
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA384), "id-sha384", "SHA-384"},
		MBEDTLS_MD_SHA384,
	},
	{
		{ADD_LEN(MBEDTLS_OID_DIGEST_ALG_SHA512), "id-sha512", "SHA-512"},
		MBEDTLS_MD_SHA512,
	},
#endif							/* MBEDTLS_SHA512_C */
	{
		{NULL, 0, NULL, NULL},
		MBEDTLS_MD_NONE,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_md_alg_t, md_alg, oid_md_alg)
FN_OID_GET_ATTR1(mbedtls_oid_get_md_alg, oid_md_alg_t, md_alg, mbedtls_md_type_t, md_alg)
FN_OID_GET_OID_BY_ATTR1(mbedtls_oid_get_oid_by_md, oid_md_alg_t, oid_md_alg, mbedtls_md_type_t, md_alg)
#endif							/* MBEDTLS_MD_C */
#if defined(MBEDTLS_PKCS12_C)
/*
 * For PKCS#12 PBEs
 */
typedef struct {
	mbedtls_oid_descriptor_t descriptor;
	mbedtls_md_type_t md_alg;
	mbedtls_cipher_type_t cipher_alg;
} oid_pkcs12_pbe_alg_t;

static const oid_pkcs12_pbe_alg_t oid_pkcs12_pbe_alg[] = {
	{
		{ADD_LEN(MBEDTLS_OID_PKCS12_PBE_SHA1_DES3_EDE_CBC), "pbeWithSHAAnd3-KeyTripleDES-CBC", "PBE with SHA1 and 3-Key 3DES"},
		MBEDTLS_MD_SHA1, MBEDTLS_CIPHER_DES_EDE3_CBC,
	},
	{
		{ADD_LEN(MBEDTLS_OID_PKCS12_PBE_SHA1_DES2_EDE_CBC), "pbeWithSHAAnd2-KeyTripleDES-CBC", "PBE with SHA1 and 2-Key 3DES"},
		MBEDTLS_MD_SHA1, MBEDTLS_CIPHER_DES_EDE_CBC,
	},
	{
		{NULL, 0, NULL, NULL},
		MBEDTLS_MD_NONE, MBEDTLS_CIPHER_NONE,
	},
};

FN_OID_TYPED_FROM_ASN1(oid_pkcs12_pbe_alg_t, pkcs12_pbe_alg, oid_pkcs12_pbe_alg)
FN_OID_GET_ATTR2(mbedtls_oid_get_pkcs12_pbe_alg, oid_pkcs12_pbe_alg_t, pkcs12_pbe_alg, mbedtls_md_type_t, md_alg, mbedtls_cipher_type_t, cipher_alg)
#endif							/* MBEDTLS_PKCS12_C */
#define OID_SAFE_SNPRINTF                               \
do {                                                \
if (ret < 0 || (size_t)ret >= n)              \
return (MBEDTLS_ERR_OID_BUF_TOO_SMALL);    \
n -= (size_t)ret;                              \
p += (size_t)ret;                              \
} while (0)
/* Return the x.y.z.... style numeric string for the given OID */
int mbedtls_oid_get_numeric_string(char *buf, size_t size, const mbedtls_asn1_buf *oid)
{
	int ret;
	size_t i, n;
	unsigned int value;
	char *p;

	p = buf;
	n = size;

	/* First byte contains first two dots */
	if (oid->len > 0) {
		ret = mbedtls_snprintf(p, n, "%d.%d", oid->p[0] / 40, oid->p[0] % 40);
		OID_SAFE_SNPRINTF;
	}

	value = 0;
	for (i = 1; i < oid->len; i++) {
		/* Prevent overflow in value. */
		if (((value << 7) >> 7) != value) {
			return (MBEDTLS_ERR_OID_BUF_TOO_SMALL);
		}

		value <<= 7;
		value += oid->p[i] & 0x7F;

		if (!(oid->p[i] & 0x80)) {
			/* Last byte */
			ret = mbedtls_snprintf(p, n, ".%d", value);
			OID_SAFE_SNPRINTF;
			value = 0;
		}
	}

	return ((int)(size - n));
}

#endif							/* MBEDTLS_OID_C */
